{"product_id":"990-04-70-01-00-bently-nevada-vibration-transmitter-990-series","title":"990-04-70-01-00 Bently Nevada Vibration Transmitter 990 Series","description":"\u003cp\u003eThe \u003cstrong\u003eBently Nevada 990-04-70-01-00\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e990\u003c\/strong\u003e Vibration Transmitter, operates as a dedicated hardware component for converting vibration displacement signals into conditioned electrical outputs within Bently Nevada machinery monitoring systems.\u003c\/p\u003e\n\u003ch3\u003eConfiguration Overview\u003c\/h3\u003e\n\u003cp\u003eThe 990-04-70-01-00 is a 990 Series vibration transmitter configured with a 0-4 mils peak-to-peak measurement range, 7.0 meter system length option, and 35 mm DIN rail mounting clips. The unit requires a +12 to +35 VDC supply input at the transmitter terminal.\u003c\/p\u003e\n\u003ch3\u003eModel Configuration Details\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eCode\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e04\u003c\/td\u003e\n\u003ctd\u003eFull-scale range: 0-4 mils pp (0-100 um pp)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e70\u003c\/td\u003e\n\u003ctd\u003eSystem length: 7.0 meters (23.0 feet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e01\u003c\/td\u003e\n\u003ctd\u003eMounting option: 35 mm DIN rail clips\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e00\u003c\/td\u003e\n\u003ctd\u003eAgency approval option: Not required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e990-04-70-01-00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBently Nevada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eVibration Transmitter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003e990 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.46 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e10 x 7.3 x 6 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eNot specified in provided data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eRequires +12 to +35 VDC input at transmitter terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd\u003e0-4 mils pp (0-100 um pp)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Cable Length\u003c\/td\u003e\n\u003ctd\u003e7.0 meters (23.0 feet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003e35 mm DIN rail clips\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Limiting\u003c\/td\u003e\n\u003ctd\u003e23 mA typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdjustment Function\u003c\/td\u003e\n\u003ctd\u003eNon-interacting external zero and span adjustments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eTSI Signal Processing Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe Bently Nevada 990 transmitter conditions vibration displacement signals from compatible eddy-current proximity measurement systems. The transmitter converts the probe signal into a processed output representing shaft vibration amplitude.\u003c\/p\u003e\n\u003cp\u003eEddy-current probe scaling must match the connected sensing circuit parameters to maintain correct displacement conversion. During commissioning, probe gap voltage validation and -10 VDC target gap settings should be verified according to the associated monitoring system requirements.\u003c\/p\u003e\n\u003ch3\u003eRotor Dynamics Monitoring Interface\u003c\/h3\u003e\n\u003cp\u003eThe 990 Series transmitter provides signal conditioning for rotating equipment vibration monitoring loops. The 0-4 mils pp configuration is designed for applications requiring lower vibration measurement ranges with external zero and span adjustment capability.\u003c\/p\u003e\n\u003cp\u003eProper cable routing is required to reduce electromagnetic interference. Shield termination and grounding practices should follow the installation requirements of the connected machinery monitoring system to reduce cross-talk effects.\u003c\/p\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Bently Nevada 990-04-70-01-00 Vibration Transmitter\u003c\/li\u003e\n\u003cli\u003e1 x 990 Series transmitter electronics assembly\u003c\/li\u003e\n\u003cli\u003e1 x 35 mm DIN rail mounting clip set\u003c\/li\u003e\n\u003cli\u003e1 x Configured 0-4 mils pp measurement range option\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eMechanical Installation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMount the transmitter on a compatible 35 mm DIN rail.\u003c\/li\u003e\n\u003cli\u003eVerify mounting position allows access to field terminals and adjustment points.\u003c\/li\u003e\n\u003cli\u003eInstall the unit according to the enclosure and system installation requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eElectrical Wiring\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConnect a +12 to +35 VDC supply directly to the transmitter terminal.\u003c\/li\u003e\n\u003cli\u003eKeep vibration signal wiring separated from power switching conductors.\u003c\/li\u003e\n\u003cli\u003eConnect cable shields using the grounding method specified for the monitoring system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSignal Adjustment\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm the connected probe sensitivity before calibration.\u003c\/li\u003e\n\u003cli\u003eUse the external zero and span adjustments for signal range configuration.\u003c\/li\u003e\n\u003cli\u003eVerify output response against the expected vibration input signal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat vibration range is supported by the 990-04-70-01-00?\u003c\/p\u003e\n\u003cp\u003eThe transmitter is configured for a 0-4 mils peak-to-peak vibration range, equivalent to 0-100 um peak-to-peak.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat power input is required for operation?\u003c\/p\u003e\n\u003cp\u003eThe unit requires a +12 to +35 VDC supply connected at the transmitter terminal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat mounting hardware is included in this configuration?\u003c\/p\u003e\n\u003cp\u003eThe model includes 35 mm DIN rail clips for installation on standard industrial mounting rails.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the configured system cable length?\u003c\/p\u003e\n\u003cp\u003eThis configuration uses a 7.0 meter system length option, equivalent to 23.0 feet.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes this model provide zero and span adjustment?\u003c\/p\u003e\n\u003cp\u003eYes. The transmitter provides non-interacting external zero and span adjustments for calibration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs the transmitter designed for proximity probe systems?\u003c\/p\u003e\n\u003cp\u003eThe 990 Series transmitter is designed to process vibration signals from compatible eddy-current proximity measurement systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow should the signal cable shield be installed?\u003c\/p\u003e\n\u003cp\u003eThe shield should be terminated according to the connected monitoring system grounding specification to reduce interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes this unit support hot-swapping?\u003c\/p\u003e\n\u003cp\u003eThe transmitter is a field-mounted device and does not specify hot-swap capability. Power isolation is recommended before wiring changes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":46026427695277,"sku":"990-04-70-01-00","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/990-04-70-01-00_1.jpg?v=1785737352","url":"https:\/\/www.maxwellplc.com\/ga\/products\/990-04-70-01-00-bently-nevada-vibration-transmitter-990-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}